| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 6,269 | -9.3% |
| 2Q25 | 6,399 | -0.7% |
| 1Q25 | 6,820 | +3.5% |
| 3Q24 | 6,909 | +3.8% |
| 2Q24 | 6,446 | -1.8% |
| 1Q24 | 6,592 | -5.5% |
| 4Q23 | 7,225 | -8.0% |
| 3Q23 | 6,655 | -6.5% |
| 2Q23 | 6,563 | -4.9% |
| 1Q23 | 6,978 | -1.8% |
| 4Q22 | 7,854 | +3.3% |
| 3Q22 | 7,117 | -7.1% |
| 2Q22 | 6,903 | -11.5% |
| 1Q22 | 7,103 | +8.0% |
| 4Q21 | 7,601 | +11.4% |
| 3Q21 | 7,662 | +19.1% |
| 2Q21 | 7,797 | +24.0% |
| 1Q21 | 6,578 | +3.6% |
| 4Q20 | 6,824 | +11.8% |
| 3Q20 | 6,435 | +9.4% |
| 2Q20 | 6,289 | +4.3% |
| 1Q20 | 6,348 | +7.2% |
| 4Q19 | 6,101 | +3.4% |
| 3Q19 | 5,881 | +7.7% |
| 2Q19 | 6,029 | +2.7% |
| 1Q19 | 5,924 | -0.1% |
| 4Q18 | 5,903 | +6.1% |
| 3Q18 | 5,463 | +1.4% |
| 2Q18 | 5,869 | +2.6% |
| 1Q18 | 5,930 | +4.2% |
| 4Q17 | 5,566 | +4.4% |
| 3Q17 | 5,385 | +2.1% |
| 2Q17 | 5,723 | - |
| 1Q17 | 5,691 | - |
| 4Q16 | 5,332 | - |
| 3Q16 | 5,272 | - |